CAS 488-11-9|(2Z)-2,3-Dibromo-4-oxo-2-butenoic acid

Introduction：Basic information about CAS 488-11-9|(2Z)-2,3-Dibromo-4-oxo-2-butenoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles1
6. Synonyms

Common Name	(2Z)-2,3-Dibromo-4-oxo-2-butenoic acid
CAS Number	488-11-9	Molecular Weight	257.865
Density	2.8±0.1 g/cm3	Boiling Point	408.9±45.0 °C at 760 mmHg
Molecular Formula	C₄H₂Br₂O₃	Melting Point	120-124 °C(lit.)
MSDS	ChineseUSA	Flash Point	201.1±28.7 °C
Symbol	GHS05	Signal Word	Danger

Names

Name	Mucobromic acid
Synonym	More Synonyms

Chemical & Physical Properties

Density	2.8±0.1 g/cm3
Boiling Point	408.9±45.0 °C at 760 mmHg
Melting Point	120-124 °C(lit.)
Molecular Formula	C₄H₂Br₂O₃
Molecular Weight	257.865
Flash Point	201.1±28.7 °C
Exact Mass	255.837051
PSA	54.37000
LogP	0.07
Vapour Pressure	0.0±2.2 mmHg at 25°C
Index of Refraction	1.744
InChIKey	NCNYEGJDGNOYJX-IHWYPQMZSA-N
SMILES	O=CC(Br)=C(Br)C(=O)O
Water Solubility	methanol: 0.1 g/mL, clear

Safety Information

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Precautionary Statements	P280-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	C:Corrosive;
Risk Phrases	R34
Safety Phrases	S26-S36/37/39-S45
RIDADR	UN 3261 8/PG 2
WGK Germany	3
Packaging Group	III
Hazard Class	8
HS Code	29183000

Customs

HS Code	2918300090
Summary	2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Articles1

Rubrolides as model for the development of new lactones and their aza analogs as potential photosynthesis inhibitors.

Chem. Biodivers. 12 , 987-1006, (2015)

Natural phytotoxins and their synthetic analogs are a potential source of new bioactive compounds for agriculture. Analogs of rubrolides, a class of γ-alkylidene-γ-lactones isolated from different asc...

Synonyms

Malealdehydic acid,dibromo

(Z)-2,3-dibromo-4-oxobut-2-enoic acid

2,3-Dibromomalealdehydic acid

Dibromo maleic monaldehyde

Bromomucic acid

2-Butenoic acid, 2,3-dibromo-4-oxo-, (2Z)-

MucobromicAcid

2,3-dibromo-4-oxo-cis-crotonic acid

Mucobromsaeure

EINECS 207-670-5

DIBROMOALDEHYDOACRYLIC ACID

3,4-Dibromo-5-hydroxy-2(5H)-furanone

(2Z)-2,3-Dibromo-4-oxobut-2-enoic acid

Dibromomalealdehydic acid

2,3-Dibrom-4-oxo-cis-crotonsaeure

2(5H)-Furanone, 3,4-dibromo-5-hydroxy-

(2Z)-2,3-Dibromo-4-oxo-2-butenoic acid

3,4-dibromo-5-hydroxyfuran-2(5H)-one

MFCD00063745

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